Air Quality
Excellent
No health implications.
5
PM2.5
9
PM10
46
O3
0.6
CO
8
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 May
50
Excellent
Wed
27 May
80
Good
Thu
28 May
91
Good
Fri
29 May
94
Good
Sat
30 May
99
Good
Sun
31 May
116
Light
Mon
1 Jun
21
Excellent
Air quality in the last 12 months (Huaian)
|
2026/04
|
117
|
82
|
86
|
68
|
85
|
67
|
36
|
33
|
47
|
55
|
66
|
45
|
30
|
50
|
51
|
47
|
67
|
34
|
34
|
48
|
66
|
27
|
38
|
45
|
56
|
61
|
83
|
42
|
38
|
49
|
|
|
2026/03
|
36
|
38
|
78
|
48
|
43
|
65
|
41
|
35
|
65
|
69
|
64
|
79
|
91
|
72
|
83
|
89
|
63
|
72
|
55
|
122
|
91
|
95
|
91
|
97
|
93
|
108
|
67
|
77
|
73
|
73
|
114
|
|
2026/02
|
67
|
86
|
88
|
108
|
144
|
49
|
47
|
43
|
48
|
74
|
128
|
141
|
108
|
112
|
100
|
44
|
105
|
114
|
79
|
68
|
47
|
209
|
65
|
37
|
70
|
23
|
29
|
52
|
|||
|
2026/01
|
53
|
44
|
57
|
91
|
126
|
107
|
67
|
67
|
71
|
94
|
52
|
68
|
104
|
151
|
176
|
221
|
65
|
36
|
25
|
39
|
43
|
61
|
88
|
125
|
80
|
28
|
78
|
56
|
44
|
39
|
40
|
|
2025/12
|
91
|
47
|
37
|
65
|
54
|
90
|
108
|
63
|
63
|
61
|
107
|
27
|
55
|
77
|
71
|
89
|
105
|
87
|
113
|
122
|
36
|
24
|
42
|
86
|
47
|
28
|
52
|
88
|
127
|
96
|
26
|
|
2025/11
|
191
|
102
|
31
|
41
|
36
|
48
|
58
|
27
|
77
|
60
|
30
|
46
|
106
|
110
|
127
|
98
|
41
|
49
|
64
|
66
|
141
|
141
|
128
|
108
|
70
|
69
|
203
|
138
|
98
|
109
|
|
|
2025/10
|
41
|
39
|
27
|
31
|
40
|
55
|
39
|
31
|
28
|
45
|
63
|
33
|
20
|
45
|
25
|
22
|
28
|
26
|
32
|
30
|
24
|
31
|
37
|
46
|
57
|
77
|
55
|
44
|
32
|
27
|
68
|
|
2025/09
|
29
|
22
|
31
|
31
|
41
|
45
|
48
|
39
|
20
|
31
|
35
|
32
|
28
|
34
|
40
|
49
|
33
|
23
|
18
|
34
|
41
|
25
|
26
|
18
|
19
|
21
|
22
|
36
|
50
|
56
|
|
|
2025/08
|
14
|
16
|
26
|
35
|
26
|
38
|
26
|
26
|
30
|
13
|
14
|
20
|
31
|
37
|
33
|
38
|
43
|
46
|
47
|
47
|
54
|
45
|
41
|
29
|
22
|
25
|
37
|
43
|
46
|
37
|
18
|
|
2025/07
|
45
|
39
|
45
|
45
|
47
|
46
|
49
|
19
|
29
|
49
|
45
|
38
|
40
|
34
|
46
|
42
|
38
|
41
|
30
|
32
|
24
|
24
|
25
|
25
|
29
|
28
|
26
|
21
|
24
|
23
|
17
|
|
2025/06
|
45
|
19
|
61
|
74
|
78
|
65
|
48
|
40
|
34
|
49
|
45
|
33
|
42
|
30
|
43
|
61
|
48
|
55
|
33
|
10
|
20
|
38
|
35
|
26
|
42
|
61
|
29
|
28
|
24
|
53
|
|
|
2025/05
|
70
|
65
|
55
|
40
|
31
|
68
|
67
|
51
|
15
|
28
|
49
|
51
|
51
|
89
|
105
|
48
|
75
|
55
|
79
|
59
|
45
|
56
|
61
|
55
|
66
|
65
|
63
|
56
|
46
|
58
|
81
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution